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Lutetium Powder

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Composition: Lu Form: Powder Material: Lutetium CAS Number: 7439-94-3 Commodity: Metals Purity: 99.9% Max Particle Size: 500μm
Lutetium Powder is a finely divided rare-earth material recognized for its high density, chemical stability, and adaptability in advanced functional applications. Its powder form increases surface area and reactivity, making it well suited for catalysis, luminescent materials, and nanostructured composites. Key industries employing Lutetium Powder include medical imaging, optoelectronics, and energy materials, where its unique electronic and optical properties are exploited. Specific technologies benefiting from lutetium powder include europium-doped Lu₂O₃ transparent ceramics developed via spark plasma sintering for high-resolution scintillation detection, lutetium aluminate green fluorescent powders optimized for white LED devices, and lutetium-doped Bi₂Te₃ nanopowders engineered for high thermoelectric performance with a figure of merit reaching 1.7 at 373 K. In research, Lutetium Powder enables advancements in photonic upconversion, scintillation efficiency, and novel radiation detection materials such as rare-earth-doped lutetium borates. Its versatility and performance underscore its value in both scientific innovation and industrial applications, particularly where high precision, efficiency, and stability are essential.
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Material Properties

Atomic Properties
Element Value
Atomic number 71
Crystal structure Hexagonal close packed
Electronic structure Xe 4f¹⁴ 5d¹ 6s²
Valences shown 3
Atomic weight( amu ) 174.967
Thermal neutron absorption cross-section( Barns ) 75
Photo-electric work function( eV ) 3.3
Natural isotope distribution( Mass No./% ) 175/ 97.4
Natural isotope distribution( Mass No./% ) 176/ 2.6
Atomic radius - Goldschmidt( nm ) 0.173
Ionisation potential( No./eV ) 1/ 5.43
Ionisation potential( No./eV ) 2/ 13.9
Mechanical Properties
Element Value
Material condition Polycrystalline
Poisson's ratio 0.223
Bulk modulus( GPa ) 42
Tensile modulus( GPa ) 84
Hardness - Vickers( kgf mm⁻² ) 85
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 68@20°C
Superconductivity critical temperature( K ) 0.1
Temperature coefficient( K⁻¹ ) 0.0024@0-100°C
Physical Properties
Element Value
Boiling point( C ) 3395
Density( gcm⁻³ ) 9.842@20°C
Thermal Properties
Element Value
Melting point( C ) 1663
Latent heat of evaporation( J g⁻¹ ) 2155
Latent heat of fusion( J g⁻¹ ) 110
Specific heat( J K⁻¹ kg⁻¹ ) 155@25°C
Thermal conductivity( W m⁻¹ K⁻¹ ) 16.4@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 12.5@0-400°C
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Available Configurations

Properties common to all products in this list

Composition: Lu Form: Powder Material: Lutetium CAS Number: 7439-94-3 Commodity: Metals Purity: 99.9% Max Particle Size: 500μm

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Tolerances

Powder
Mean Particle Size Nominal
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Particle Size D10 Nominal
Particle Size D50 Nominal
Particle Size D90 Nominal